/Engine/Plugins/FX/Niagara/Source/NiagaraEditor/Public/ViewModels/NiagaraParameterDefinitionsPanelViewModel.h
class FNiagaraSystemToolkitParameterDefinitionsPanelViewModel : public [INiagaraParameterDefinitionsPanelViewModel](API\Plugins\NiagaraEditor\ViewModels\INiagaraParameterDefinitionsPane-)